|e) 2 sin? (45° - A) = 1 - sin 2A – InterviewSolution

1.

|e) 2 sin? (45° - A) = 1 - sin 2A

Answer» ONG>Answer:

A=45

∘

then 2A=90

∘

sin2A=SIN90

∘

RHS

2sinAcosB=2sin45

∘

cos45

∘

=2×

2

1

×

2

1

2sinAcosB=1

LHS:

sin90

∘

=1

L.H.S.=R.H.S.

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